let index_fn = async (ctx, next) => {
    ctx.body = 'This is index.'
}

let book_fn = async (ctx, next) => {
    ctx.body = 'This is book.'
}

let icon_fn = async (ctx, next) => {
    ctx.body = 'This is icon.'
}

module.exports = {
    '/order/index': ['get', index_fn],
    '/order/book': ['get', book_fn],
    '/order/icon': ['get', icon_fn]
}